Inventor

HUGHES W JAMES

US5 patents

⚠️ This page may combine multiple inventors who share the name “HUGHES W JAMES”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

(unassigned)

2 patents

US5950744ASep 14, 1999

Method and apparatus for aligning drill pipe and tubing

65 citations92

US5941321AAug 24, 1999

Method and apparatus for drilling a planar curved borehole

43 citations89

SUNSTONE CORP

2 patents

US6769498B2Aug 3, 2004

Method and apparatus for inducing under balanced drilling conditions using an injection tool attached to a concentric string of casing

SUNSTONE CORP29 citations90

US7137945B2Nov 21, 2006

Underground treatment of biowaste

SUNSTONE CORP7 citations71

MAVERICK TOOL COMPANY

1 patent

US5467834ANov 21, 1995

Method and apparatus for short radius drilling of curved boreholes

MAVERICK TOOL COMPANY120 citations91